2-Butynoic acid (CAS No. 590-93-2) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Organic Chemicals
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The CAS number of 2-Butynoic acid is 590-93-2.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Organic Chemicals.
Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..
2-Butynoic acid · CAS 590-93-2 · C4H4O2. UNII W3AM9ANZ22.
| CAS Registry Number | 590-93-2 |
|---|---|
| PubChem CID | 68535 |
| Molecular formula | C4H4O2 |
| IUPAC name | but-2-ynoic acid |
| UNII (FDA) | W3AM9ANZ22 |
| Molecular Weight | 84.07 |
|---|---|
| XLogP3 | 0.8 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 84.021129366 |
| Monoisotopic Mass | 84.021129366 |
| Topological Polar Surface Area | 37.3 |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Reported hazard statements | H314 (100%), H318 (89.3%) |
|---|
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
H318 (89.3%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
2-Butynoic acid; 590-93-2; but-2-ynoic acid; Tetrolic acid; 1-Propynecarboxylic acid; 3-Methylpropiolic acid; W3AM9ANZ22; NSC-174116; DTXSID4060444; RefChem:468156; DTXCID6042521; 209-695-7; MFCD00004363; 2-butynoicacid; butynoic acid; 2-Butynoic acid, 98%
CAS 590-93-2; molecular formula C4H4O2; molecular weight — g/mol.
2-Butynoic acid, 590-93-2, but-2-ynoic acid, Tetrolic acid, 1-Propynecarboxylic acid, 3-Methylpropiolic acid.
Hazard statements reported: H314, H318.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.